Critical Fire Weather Conditions with Incoming Arctic Blast

A strong low pressure system will develop along the eastern seaboard through Sunday. This will lead to strong winds which will push a very dry and cold arctic airmass into the region through Sunday. This will result in critical Fire Weather conditions and may lead extreme fire behavior and rapid spread of any existing or newly ignited wildfires. Don't be the Spark! Read More >

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Mostly Cloudy

85°F

29°C

Humidity 42%
Wind Speed W 9 mph
Barometer 29.97 in (1014.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 21 Feb 2:56 pm EST
Extended Forecast for

St. Augustine Airport FL

Fire Weather Watch February 23, 01:00pm until February 23, 07:00pm
Red Flag Warning February 22, 01:00pm until February 22, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
Red Flag Warning
  • This Afternoon

    This Afternoon: Sunny, with a high near 86. Southwest wind around 10 mph, with gusts as high as 16 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 4am.  Increasing clouds, with a low around 61. Southwest wind around 7 mph, with gusts as high as 15 mph.

    Low: 61 °F

    Mostly Clear
    then Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers before 11am.  Mostly cloudy through mid morning, then gradual clearing, with a temperature rising to near 71 by 10am, then falling to around 62 during the remainder of the day. Breezy, with a southwest wind 8 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance
    Showers then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. Breezy, with a northwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 36 °F

    Mostly Clear
    and Breezy
    then Clear

  • Monday

    Monday: Sunny, with a high near 54. Breezy, with a northwest wind 14 to 16 mph, with gusts as high as 24 mph.

    High: 54 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Clear, with a low around 32.

    Low: 32 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 86. Southwest wind around 10 mph, with gusts as high as 16 mph.
Tonight
A 30 percent chance of showers, mainly after 4am. Increasing clouds, with a low around 61. Southwest wind around 7 mph, with gusts as high as 15 mph.
Sunday
A 50 percent chance of showers before 11am. Mostly cloudy through mid morning, then gradual clearing, with a temperature rising to near 71 by 10am, then falling to around 62 during the remainder of the day. Breezy, with a southwest wind 8 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly clear, with a low around 36. Breezy, with a northwest wind around 15 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 54. Breezy, with a northwest wind 14 to 16 mph, with gusts as high as 24 mph.
Monday Night
Clear, with a low around 32.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Mostly sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 56.
Friday
A 40 percent chance of showers. Mostly sunny, with a high near 75.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
St. Augustine Airport FL
 29.95°N 81.35°W
12:26 pm EST Feb 21, 2026
3pm EST Feb 21, 2026-6pm EST Feb 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database